Lin Ran had a mediocre life. After his life ended unexpectedly at the age of 27, he was selected by the mysterious "rebirth system". He gains the ability to look back on his life and complete system tasks. If the task fails, he will be reincarnated again. This seemingly blessed power allowed him to travel through many realities and potential time and space, making countless choices, efforts and struggles, gradually changing the fate of himself and those around him. In the process, I got to know and re-encounter Gu Qianxia, my friend Li Tian, etc., And faced the hidden enemies and the ultimate truth behind the system. Each volume independently presents different life nodes and key tasks. After each round of rebirth, the protagonist's choices and growth progress step by step, and finally usher in the true meaning of unlocking reincarnation. The whole novel adheres to the main thread of "growth and redemption", interspersed with friendship, love, family affection and self-transcendence.